/*
 * Copyright (c) 2022-2023, NVIDIA CORPORATION.  All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#pragma once

#include <string>
#include <unordered_map>
#include <cassert>

#include "rtp_llm/cpp/utils/StringUtil.h"

namespace rtp_llm {

enum class RepetitionPenaltyType {
    Additive,        // the presence penalty
    Multiplicative,  // the repetition penalty
    None             // No repetition penalty.
};

inline float getDefaultPenaltyValue(RepetitionPenaltyType penalty_type) {
    switch (penalty_type) {
        case RepetitionPenaltyType::Additive:
            return 0.0f;
        case RepetitionPenaltyType::Multiplicative:
            return 1.0f;
        default:
            break;
    }
    return 0.0f;
}

}  // namespace rtp_llm
